Sometimes, the hardest thing in life is to know which bridge to cross and which to burn.
有时候,生活中最难的事情是知道该跨过哪座桥,该烧掉哪座桥。
善于学习的人,能够透彻地知道事情的道理;善于实践的人,能够把事情疑难之处弄清楚。
"Integrity is the foundation of all successful business relationships."